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31. The effects of N-methyl pyrrolidinone(NMP) on viscosity and stability of aqueous polyurethane emulsion, water absorbing ratio, contacting angle of glue film and T peel strength were studied.

32. We also produce cables, rubber pipes and polyurethane - rubber bushing.

33. The water - based polyurethane adhesives were made with the basic raw material of polyetherdi-ol, toluene diisocyanate and dihydroxylmethyl propionic acid.

34. Graded polyurethane elastomers were prepared by curing in graded temperature field.

35. The aqueous polyurethane emulsion was prepared through to use trimethylolpropane (TMP) as cross-linkers and acrylate as modified agents by emulsion co-polymerization.

36. Industrial high performance foams, fine celled polyurethane foams, cellular silicone foams, liquid silicone rubber, high frequency circuit materials, flexible circuit materials.

37. A polyether premix for rigid polyurethane foam was prepared from self made polyether polyol, isopentane , water, etc.

38. water-borne polyurethane is the predominant material of membrane pressing adhesive.

39. Liquid dressing; Polyurethane gelatum pads; Bedsore in operation patients; Application.

40. In the last two decades, attention hasbeen paid to the regulation of the bulk structure of polyurethane for the improvement of its flex life.

41. Compared with nor- constant slot, we can see the advantages on WD polyurethane constant slot screen panel from above form.

42. Waterborne polyurethane (WPU) emulsions were synthesized by step-growth addition polymerization from a polyether polylol, toluene diisocyanate, dimethylolpropionic acid.

43. The results showed that the quality of draw textured yarn by using polyurethane friction disc was better than that by using ceramic friction disc.

44. Electrostrictive composites of thermoplastic elastomer polyurethane (PU) and the ferroelectric lead zirconate titanate (PZT) with various volume fractions were prepared by hot roller miller.

45. The invention also provides a solvent for the production process of knitted impregnated PU gloves, which is prepared from polyurethane resin and methyl l pyrrolidone according to a certain proportion.

46. To produce milk protein fiber polyurethane core - spun yarn, processing parameters of each process was optimized.

47. The moisture cured polyurethane was synthesized with mixing polyether diol, toluene diisocyanate (TDI) as main raw materials, epoxy resin and hydroxy acrylic resin as modifiers.

48. The acid number of polyester imides polyol is a critical value for qualified polyurethane.

49. A solvent resistant adhesive obtained by the crosslinking of a hydroxyl or urea or hydrocarbon terminated unsaturated polyurethane or polyurethane-urea polymer with a peroxide or a silicone hydride.

50. It make polyurethane apply abroad in construction trade that nicer heat insulation, high intensity, strong binding power, very good consistent, anti-aging and easy to process etc.

51. An aqueous polyurethane emulsion adhesive was prepared from epoxy resin,(http://sentencedict.com/polyurethane.html) toluene diisocyanate (TDI) and dimethylol propionic acid (DMPA). The product structure was characterized by infrared spectrum.

52. Filler selection was conducted in the development of polyurethane sealing waterproofing materials.

53. Abstact:The effects of ethylene glycol, diglycol, 1,4-butylene-glycol and 1,6-hexene-glycol as the chain-extender on the properties of polyurethane elastomers based on polyether-polyols were studied.

54. The thermoplastic polyurethane elastomer with resistance to yellowing for shoe making was synthesized by using one-step method. The effect of assistant was studied.

55. A kind of two-component waterborne polyurethane(2K-WPU) was prepared by mixing HDI biuret and water-soluble acrylic resin, a dilution with water being followed.

56. SB 9917 anti - weather acrylic acid polyurethane coating is two components anticorrosive coating.

57. Formula and synthesis process of silicane - modified polyurethane adhesive were studied. Adhesion efficiency for glass - glass, glass - iron and iron - iron were investigated.

58. This high-tech fiber possesses soft and hard block structure and excellent properties, more and more textiles are blended with a certain amount of polyurethane fiber to enhance its serviceability.

59. The results of the tests indicated that latex and polyurethane foam mattresses burned fastest.

60. This kind of electrical insulation sleeving is braided with non-alkali fiberglass and uniformly coated with polyurethane resin. It possesses good qualities of dielectric, flexibility and elasticity.